
Chart and changes show stored historical probabilities, not the selected live book.
Trends
Selected row: book midpoint. Other rows: stored references, possibly normalized; 24h changes use stored history.
Venue terms
Source: Kalshi
Informational venue terms only; CoinRithm paper trading uses its own rules.
Market depth · At least 8
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
How many votes will Schumer get on the first Senate leader ballot?
Which senators will back Van Hollen for Senate Democratic leader?
Which senators will back Van Hollen for Senate Democratic leader?
Will Chris Van Hollen announce a presidential run?
Alaska Senate winner?
2028 U.S. Presidential Election winner?
Rules
If the number of votes cast for Chris Van Hollen on the first ballot in the Senate Democratic caucus election for its leader for the 120th Congress is at least 16 before Jan 3, 2027, then the market resolves to Yes.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/kalshi/kxvanhollenvotes-27jan03AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+43 more outcomes
+49 more outcomes
+12 more outcomes
+58 more outcomes
+50 more outcomes